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Chemical name
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Monocalcium Phosphate( Monohydrate&Anhydrous)
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Molecular formula
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Ca(H2PO4)2,Ca(H2PO4)2·H2O
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Molecular Weight
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Monohydrate:252.07 Anhydrous:234.052
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Performance
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White powder; specific gravity: 2.220; it is soluble in Hydrochloric Acid and Nitric Acid; slightly soluble in water (1.8% at 30ºC); it contains free Phosphoric Acid and has the character of hygroscopicity. Its water solution is acidic.
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Quality standards
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( FCC-V, E341(I))
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TESTITEM
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FCC-V
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E341(I)
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Content(As Ca), %
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15.9-17.7(Monohydrate)
16.8-18.3(Anhydrous)
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Assay(on the dried basis), ≥95%
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P2O5 Content(Anhydrous basis),%
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55.5-61.1
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Description
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--
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Granular powder or white, deliquescent crystals or granules
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Identification
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--
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Positive tests for calcium and for phosphate
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CaO content, %
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--
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19.0-24.8
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As, ≤mg/kg
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3
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3
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F, ≤mg/kg
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50
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30
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Lead,≤mg/kg
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2
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4
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Cadmium,≤mg/kg
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--
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1
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Mercury, ≤mg/kg
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--
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1
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Loss on drying, ≤%
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Monohydrate 1.0
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--
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Loss on drying
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--
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Monohydrate ≤17.5% Anhydrous , ≤14%
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Loss on ignition
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Anhydrous 14.0-15.0
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Monohydrate: ≤25.0% Anhydrous: ≤17.5%
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Uses
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In food industry, it is used as leavening agent, dough regulator, buffer, modifier, solidification agent, nutritional supplement, chelating agent, e.g., leavening agent for bake and cake; assistant fermentation agent and buffer for bread and biscuit; pectin curing agent, yeast food, modifier in meat product. When applied in fermentation, it can increase the fermentation capacity.
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Packing
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In 25kg composite plastic woven/paper bag with PE liner.
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Storage and transport
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It should be stored in a dry, ventilative and clean warehouse and kept away from water and moisture during transport and stored separately from poisonous substances. Handled with care, so as to avoid damage to packing bags.
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